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Patent Searching and Data


Matches 601 - 650 out of 12,146

Document Document Title
WO/2013/061022A1
A peristaltic pump comprising a drive unit (1) and a pumphead (2) comprising a pressing element (48). The pumphead (2) is connectable to the drive unit (1) such that, when connected, the pressing element (48) is driveable by the drive un...  
WO/2013/057109A1
A peristaltic pump (1) for pumping a liquid comprises a flexible tube (2) for guiding the liquid to be pumped, a compression means (5) being actuatable for compressing the flexible tube (2), an upstream valve means (3) arranged in an ups...  
WO/2013/057178A1
The invention relates to a method for operating a feed pump (1), which operates in a pulsating fashion, in a feed unit (2) for feeding a liquid operating substance (3) for a motor vehicle (4) with a feeding direction (5). The feed pump (...  
WO/2013/055893A2
A refill unit for a foam dispenser including a liquid container and a diaphragm foam pump connected to the liquid container and diaphragm foam pumps. The diaphragm foam pump includes an elastomeric diaphragm having an air piston bore and...  
WO/2013/054801A1
Provided are a fluid-control device capable of adjusting the natural frequency of a flexible plate to an optimal value, and a method for adjusting the fluid-control device. In a pressing step, a piezoelectric pump (101) is placed on a st...  
WO/2013/053982A1
This invention concerns peristaltic pumps and an adjustment mechanism for adjusting a compression force imposed on a hose. The adjustment mechanism comprises at least a gear unit and a counterpart for the gear unit. The counterpart is op...  
WO/2013/050114A3
The invention relates to a compressor (10) comprising a pressure chamber (12;13) which is delimited by at least two housing parts (20;30), these housing parts (20;30) comprising sealing surfaces (25;35) that are connected by means of a c...  
WO/2013/045598A3
The invention relates to a positive displacement pump (100), comprising a drive unit (1) and a pump unit (2) having several working chambers (4, 4'), several displacement elements (3, 3'), and at least three cylinders (5), preferably exa...  
WO/2013/046330A1
A microdiaphragm pump which has a diaphragm chamber that makes contact with one side of an intake valve and a discharge valve, and which is equipped with: two valve plate sheets (12), which are stacked facing each other and reversed with...  
WO/2013/040874A1
A liquid flow output method, a phase change power device, and a constant flow pump. The present invention uses fixed volume changes of some phase change materials that occur in the phase change process from solid to liquid. Through pre-c...  
WO/2013/041702A1
A peristaltic pump comprises a tube (2) for transporting a material, wherein the tube (2) is arranged linearly along a longitudinal axis (3). The peristaltic pump further comprises a pump head (9) for causing a squeezing of the tube (2),...  
WO/2013/041701A1
A peristaltic pump (1 ) comprises a tube (2) to transport a material in a transport direction (4) and a conveying screw (3), which is configured to cause a transport of the material by causing a successive squeezing of the tube (2) along...  
WO/2013/044195A2
One or more electroactive polymer (EAP) strips (20, 54) are circumferentially or lengthwise embedded or mounted around the fluid passage member (20, 52). The EAP strips are configured to function as a pump when a prescribed electrical ch...  
WO/2013/043322A1
A peristaltic pump assembly comprises a pump and a removable cassette. The pump includes a pumping mechanism portion having opposed inner and outer walls defining a slot opening therebetween, and further having a cassette mounting pin ex...  
WO/2013/044195A3
One or more electroactive polymer (EAP) strips (20, 54) are circumferentially or lengthwise embedded or mounted around the fluid passage member (20, 52). The EAP strips are configured to function as a pump when a prescribed electrical ch...  
WO/2013/041092A3
The invention relates to a peristaltic pump comprising at least one tube and one or more occluding means for continually occluding the tube in the direction of travel of a fluid. A contact surface of the tube rests on a casing, and the c...  
WO/2013/041092A2
The invention relates to a peristaltic pump comprising at least one tube and one or more occluding means for continually occluding the tube in the direction of travel of a fluid. A contact surface of the tube rests on a casing, and the c...  
WO/2013/043300A1
A dual-cavity pump having a pump body with a substantially elliptical shape including a cylindrical wall (11) closed at each end by end plates (12,13) is disclosed. The pump (10) further comprises a pair of disc-shaped interior plates (1...  
WO/2013/041703A1
A peristaltic pump (1) comprises a tube (2) to transport a material in a transport direction (4) and one or more piezoelements (3), which are configured to cause a squeezing of the tube (2). Furthermore, a method of transporting material...  
WO/2013/041700A1
The pump is provided with mobile mechanical parts and comprises a tank (1) with a fluid dispensing sleeve (3) which remains fully open, but whereof the inner capillary is too narrow for fluid to be dispensed therethrough when idle. A res...  
WO/2013/037580A1
The invention relates to a pump device (100) for delivering a fluid (2) through a fluid line (3) from a fluid source (4) to a device (1) in a controllable manner, wherein a membrane unit (5) with a membrane (6) is provided, said membrane...  
WO/2013/040387A2
A multi-channel peristaltic pump in which each channel can be operated independently of the others. A peristaltic pump includes a plurality of motors, each of which drives a rotor shaft which is independently rotatable around an axis and...  
WO/2013/029407A1
A piezoelectric ceramic actuator-type super micro air pump. A pump body consists of a pump lower cover (1), a pump base (5), and a pump housing component fixedly connected together, while a piezoelectric ceramic transducer piece (2) serv...  
WO/2013/030408A1
The invention relates to a pump comprising a housing (2), comprising at least one pump chamber (15), comprising an inlet valve (30) that has a valve element (30a) which controls an inlet opening (30c), comprising an outlet valve (33) tha...  
WO/2013/026485A1
A diaphragm pump, in particular for use as a detergent dosage pump, comprises a pump head (12), a fluid chamber (18) adjacent to the pump head (12), a diaphragm (20) defining a wall of the fluid chamber (18) and reciprocatingly movable b...  
WO/2013/028416A3
This invention discloses a peristaltic pump composed of a two-stage linear peristaltic pump mechanism, which engages in different functions, charging and pumping a fluid to a patient. This peristaltic pump is capable of restoring the cru...  
WO/2013/028416A2
This invention discloses a peristaltic pump composed of a two-stage linear peristaltic pump mechanism, which engages in different functions, charging and pumping a fluid to a patient. This peristaltic pump is capable of restoring the cru...  
WO/2013/023939A1
Linear peristaltic pump for pumping a fluid through a flexible tube (13) comprises a rotatable central member (34) with a plurality of radially disposed planetary gears (51-53). An offset roller (61-63) is disposed on each of the planeta...  
WO/2013/017143A1
A diaphragm pump for a seat adjusting device comprises an enclosure (11) and at least one diaphragm (23, 24) disposed within the enclosure (11) to delimit a first pump chamber (21) and a second pump chamber (22). Each one of the first an...  
WO/2013/018011A2
The present invention describes the improvements due to alternated actuation cycles to reduce the delivery errors related to the pumping chamber elasticity, the actuator relaxation or hysteresis. The method actuates a pumping device with...  
WO/2013/019017A1
The present invention relates to a diaphragm pump, more specifically to a diaphragm pump which is capable of increasing flux to the same amount of a conventional diaphragm pump while remarkably reducing pulsation.  
WO/2013/019717A1
Acoustic pressure inducers and methods for treating obstructive sleep apnea are disclosed. In one embodiment, an acoustic pressure inducer includes an actuator housing having an orifice, a tube having a first end and a second end, and a ...  
WO/2013/017241A1
The invention relates to a method for detecting the permeability of a section of a extracorporeal flexible tube inserted into a peristaltic pump (23), a detection device for carrying out a claimed method, a medicinal treatment device whi...  
WO/2013/018011A3
The present invention describes the improvements due to alternated actuation cycles to reduce the delivery errors related to the pumping chamber elasticity, the actuator relaxation or hysteresis. The method actuates a pumping device with...  
WO/2013/017241A8
The invention relates to a method for detecting the permeability of a section of a extracorporeal flexible tube inserted into a peristaltic pump (23), a detection device for carrying out a claimed method, a medicinal treatment device whi...  
WO/2013/013725A1
A diaphragm pump (10), in particular for use as a detergent dosage pump, comprises a pump housing (12) with at least a first check valve (14) and a second check valve (16), a fluid chamber (18), a diaphragm (20) defining a wall of the fl...  
WO/2013/014934A1
There are instances in fluid-conveying devices when it is not possible to accurately discharge a set amount of fluid to be discharged, because of individual differences in the components of the fluid-conveying devices, such as the openin...  
WO/2013/014933A1
There are instances in fluid-conveying devices when it is not possible to accurately discharge a set amount of fluid to be discharged, because of deterioration of an elastic tube over time. Therefore, this fluid-conveying cartridge in a ...  
WO/2013/007538A3
A turbomachine (1) is equipped with at least one air flow generation unit (12) comprising an excitation unit (14), a vibration unit (16) which can be excited by the excitation unit (14) to create vibrations, and a connection unit (15) wh...  
WO/2013/007537A3
The invention relates to a turbomachine (H) comprising an air flow generation unit (1) which can be excited to create vibrations and which includes a Chladni resonator (3, 9) having at least one resonantly excitable plate (3). An illumin...  
WO/2013/008546A1
An US element (20) has a silicon substrate (11), wherein the following layers are laminated on the silicon substrate (11) in the following order: a lower electrode layer (12) having a plurality of lower electrode parts (12A) and a plural...  
WO/2013/004516A1
The invention relates to a working diaphragm (14) for the volumetric conveying of a fluid. In the installed state (28), the working diaphragm (14) is received between components (30, 38). The working diaphragm (14) is connected to an act...  
WO/2012/178004A3
A rugged elastomeric infusion pump capable of storing sterile fluids under pressure for intravenous medical use within an elastomeric bladder, wherein said elastomeric bladder is surrounded by a rugged outer shell having a proximal and d...  
WO/2012/176170A1
Method for detecting failure including possible under or over delivery of a micropump having at least an inlet valve, a pumping chamber with an inner pressure sensor and an outlet valve, said method comprising the determination of the pu...  
WO/2012/178004A2
A rugged elastomeric infusion pump capable of storing sterile fluids under pressure for intravenous medical use within an elastomeric bladder, wherein said elastomeric bladder is surrounded by a rugged outer shell having a proximal and d...  
WO/2012/176228A1
In a fluid conveying device (A), a signal generating device (170) creates a signal by a one-sided wave signal and a braking wave component (204) both having a waveform of a single wave. The one-sided wave signal is created by rising-edge...  
WO/2012/173854A1
A fluid pump comprising a fluidic manifold comprising a plate constructed of a fluid-impermeable material. The plate has a pump platen, first fluid connectors, and second fluid connectors, and one or more channels formed therein for conn...  
WO/2012/163497A2
The invention relates to a method for determination of gas in a liquid, wherein the mixture of gas and liquid is delivered by a pump and is also subjected by same to a change of volume and change of pressure, operating parameters of the ...  
WO/2012/161194A1
By configuring an infusion pump such that a roller clamp (7) is held on the pump body, and providing a roller moving mechanism (3), which moves rollers (72) on the roller clamp (7) in conjunction with the operation of a door lock mechani...  
WO/2012/159672A1
The invention relates to a fluid analysis device (10) having a base device (12) and a separate replaceable fluidic module (14), having a two-part microfluidic fluid diaphragm pump (20, 21, 22; 80). The fluid analysis device (10) comprise...  

Matches 601 - 650 out of 12,146